Senior Harness Design Engineer

Vast · Long Beach, California, United States · Engineering

Posted 2026-08-15

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Vast is looking for a Harness Design Engineer, reporting to the Senior Manager, Harness Design to support the development of the systems that will be required for the design and manufacturing of artificial-gravity human-rated space stations. This will be a full-time, exempt position located in our Long Beach location.

Responsibilities

Develop the electro-mechanical design of flight wire harnesses for the Haven space station.

Develop the electro-mechanical design of development and test harnesses to support qualification testing efforts.

Design and analyze complex electrical architectures and wire harness systems, including development of detailed wiring diagrams, connector layouts, and system integration documentation for multi-disciplinary spacecraft/vehicle electrical systems.

Evaluate and implement power distribution and data communication strategies, ensuring proper signal integrity across mixed power/data pathways and selecting appropriate communication protocols ( Ethernet, RS-422, USB, etc.) for system requirements.

Develop system logic and control architectures, creating interface control documents (ICDs) and performing electrical analysis to ensure compatibility between subsystems, including power budgeting, load analysis, and signal routing optimization

Meet with multidisciplinary stakeholders to gather harness design objectives and requirements.

Develop harness design and routing solutions with a 3D NX CAD environment.

Provide great flight wire harness and vehicle/system level documentation.

Perform analysis and physical testing of harnessing with respect to thermal, loads, vibration, and shock to ensure full qualification for flight.

Document and communicate the design, analysis, and testing results thoroughly and clearly through the use of design reviews.

Interface with harness production and integration teams to ensure final harness designs can be produced and installed on schedule in accordance with overall project goals.

Perform R&D investigations and trade studies to push wire harness design to new boundaries in terms of capabilities, mass savings, cost savings.

Minimum Qualifications

Bachelor of Science degree in Mechanical Engineering, Electrical Engineering, or other engineering discipline.

2+ years of experience in design focused roles.

2+ years of experience with wire harness 3D design, wiring diagrams, and formboard creation.

Preferred Skills & Experience

Experience designing harnesses to IPC/WHMA-A-620, IPC/WHMA-A-620-S, and NASA-STD-8739.4.

Strong team working skills with a proven ability to effectively interact and collaborate with other engineering disciplines and excellent attention to detail.

Experience with Siemens NX and Teamcenter.

Wire harness component selection and qualification experience.

General wire harness analysis, testing, and qualification experience.

2+ years of experience with harness design and manufacturing documentation.

Capability to solve complex design problems within tight schedules and minimal supervision.

Passion for advancing the commercial space industry and space exploration, with a strong desire to revolutionize wire harness design.

Ability to work in a fast-paced, autonomously driven, and demanding startup atmosphere.

Excellent communication skills both written and verbal.

Strong sense of personal accountability and drive to succeed.

Additional Requirements

Willingness to work overtime, or weekends to support critical mission milestones

Ability to lift up to 25 lbs unassisted

Pay Range: California

$135,000—$190,000 USD

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